15287233

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 18

約数和(自身を含む): 17640834

約数和(自身を除く): 2353601

約数列:

[1, 13, 17, 169, 221, 289, 313, 2873, 3757, 4069, 5321, 48841, 52897, 69173, 90457, 899249, 1175941, 15287233]

約数ペア:

[(1, 15287233), (13, 1175941), (17, 899249), (169, 90457), (221, 69173), (289, 52897), (313, 48841), (2873, 5321), (3757, 4069)]